rc-nfk.dk
Last scanned: 2026-08-25 05:49:59  ·  2508ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   59ms
NameserverIP addressesPTRASN / ISP
ns5.chosting.dk 167.235.66.236
2a01:4f8:1c1e:d097::1		 ns5.chosting.dk
ns5.chosting.dk		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
ns6.chosting.dk 2001:41d0:305:2100::80e9
51.91.57.33		 ns6.chosting.dk
ns6.chosting.dk		 AS16276 OVH SAS
AS16276 OVH SAS
ns7.chosting.dk 178.20.220.33 ns7.chosting.dk AS21060 Atea A/S
🌍 A Records1 records   70ms
IPTTLPTRASNISP / OrgCIDRCountryCity
178.20.216.113 14400s server13.chosting.dk AS21060 Atea A/S 178.20.216.0/23 🇩🇰 Denmark —
📧 MX Records1 records   60ms
PriorityTTLMail ServerIP addressesPTRASN
0 14400s rc-nfk.dk 178.20.216.113
2a01:7cc0:101:ffff::1:11		 server13.chosting.dk
—		 AS21060 Atea A/S
AS21060 Atea A/S
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover178.20.216.113
🔶 Autoconfig178.20.216.113
🔷 AAAA Records (IPv6)1 records   43ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a01:7cc0:101:ffff::1:11 14400s — AS21060 Atea A/S 2a01:7cc0:100:0:0:0:0:0/40 🇩🇰 Denmark —
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
🔌 SRV Records1 records   96ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 0 0 443 cpanelemaildiscovery.cpanel.net
📝 TXT Records1 records   271ms
TXT Record
v=spf1 ip4:178.20.216.113 include:spf.chosting.dk ip4:178.20.216.114 +a +mx ~all
✉️ SPF
PolicyRecord (rc-nfk.dk)
~all (soft fail) v=spf1 ip4:178.20.216.113 include:spf.chosting.dk ip4:178.20.216.114 +a +mx ~all
📨 DMARC
PolicyRecord (_dmarc.rc-nfk.dk)
p=none (monitor only) v=DMARC1; p=none;
📬 MTA-STS
✗ No MTA-STS policy — SMTP TLS not enforced
📈 TLSRPT
✗ No TLSRPT record — no SMTP TLS failure reporting
📜 CAA Records
✗ No CAA records — any CA may issue certificates
🔏 ACME Challenge
TypeNameValue
TXT _acme-challenge.rc-nfk.dk cvPZLi6MT2ypa-earYjTO0wD65L4TE2PfeT9cEC2IGQ
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC2079ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2026071001
Primary NS (MNAME)ns5.chosting.dk
Responsible (RNAME)logs@chosting.dk
Refresh3600s
Retry1800s
Expire1209600s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
59ms
A
70ms
MX
60ms
AAAA
43ms
TXT
271ms
CAA
36ms
HTTPS
61ms
TLSA
76ms
SOA
0ms
MTA-STS
64ms
DNSSEC
2079ms
SRV
96ms
Total
2508ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-25 05:49:59 2508ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-07-14 04:32:00 2821ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-27 20:24:05 1851ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-27 05:20:15 1313ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-17 13:47:09 2093ms 3 NS 1 A 1 MX 🔓 Insecure View
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